208524900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:730

約数の個数: 144

約数和(自身を含む): 643958784

約数和(自身を除く): 435433884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 47, 50, 60, 69, 75, 92, 94, 100, 115, 138, 141, 150, 188, 230, 235, 276, 282, 300, 345, 460, 470, 564, 575, 643, 690, 705, 940, 1081, 1150, 1175, 1286, 1380, 1410, 1725, 1929, 2162, 2300, 2350, 2572, 2820, 3215, 3243, 3450, 3525, 3858, 4324, 4700, 5405, 6430, 6486, 6900, 7050, 7716, 9645, 10810, 12860, 12972, 14100, 14789, 16075, 16215, 19290, 21620, 27025, 29578, 30221, 32150, 32430, 38580, 44367, 48225, 54050, 59156, 60442, 64300, 64860, 73945, 81075, 88734, 90663, 96450, 108100, 120884, 147890, 151105, 162150, 177468, 181326, 192900, 221835, 295780, 302210, 324300, 362652, 369725, 443670, 453315, 604420, 695083, 739450, 755525, 887340, 906630, 1109175, 1390166, 1478900, 1511050, 1813260, 2085249, 2218350, 2266575, 2780332, 3022100, 3475415, 4170498, 4436700, 4533150, 6950830, 8340996, 9066300, 10426245, 13901660, 17377075, 20852490, 34754150, 41704980, 52131225, 69508300, 104262450, 208524900]

約数ペア:

[(1, 208524900), (2, 104262450), (3, 69508300), (4, 52131225), (5, 41704980), (6, 34754150), (10, 20852490), (12, 17377075), (15, 13901660), (20, 10426245), (23, 9066300), (25, 8340996), (30, 6950830), (46, 4533150), (47, 4436700), (50, 4170498), (60, 3475415), (69, 3022100), (75, 2780332), (92, 2266575), (94, 2218350), (100, 2085249), (115, 1813260), (138, 1511050), (141, 1478900), (150, 1390166), (188, 1109175), (230, 906630), (235, 887340), (276, 755525), (282, 739450), (300, 695083), (345, 604420), (460, 453315), (470, 443670), (564, 369725), (575, 362652), (643, 324300), (690, 302210), (705, 295780), (940, 221835), (1081, 192900), (1150, 181326), (1175, 177468), (1286, 162150), (1380, 151105), (1410, 147890), (1725, 120884), (1929, 108100), (2162, 96450), (2300, 90663), (2350, 88734), (2572, 81075), (2820, 73945), (3215, 64860), (3243, 64300), (3450, 60442), (3525, 59156), (3858, 54050), (4324, 48225), (4700, 44367), (5405, 38580), (6430, 32430), (6486, 32150), (6900, 30221), (7050, 29578), (7716, 27025), (9645, 21620), (10810, 19290), (12860, 16215), (12972, 16075), (14100, 14789)]